Iterable generic collections for go v1.23+.

Experimental.

You can use these with go1.22 IF you use GOEXPERIMENT=rangefunc

s := collection.NewSet("1", "a", "b")
for i := range s.Iter() {
    fmt.Println(i)
}

• Concrete Types: Set, OrderedSet
• Interfaces: Collection
• Funcs: Union(), Intersection()

Data structures:

• Queue, Deque
• LinkedList
• Map? for concurrent/immutable/sorted variants?

Variants:

• Ordered*
• Concurrent*
• Immutable*
• Sorted*